Fuelfacts

Small SUVs · Hybrid · model year 2026

Kia Sportage Hybrid vs Mercedes-Benz GLC-Class Hybrid

For model year 2026, the Kia Sportage Hybrid gets 42 MPG combined and the Mercedes-Benz GLC-Class Hybrid 27: a 15 MPG lead, or 56% on the lower figure.

Side by side

Ratings of the Kia Sportage Hybrid and the Mercedes-Benz GLC-Class Hybrid
MeasureKia Sportage HybridMercedes-Benz GLC-Class Hybrid
Combined fuel economy (best version)42 MPG27 MPG
City41 MPG24 MPG
Highway44 MPG32 MPG
Annual fuel cost$1,600$3,050
Tailpipe CO2209 g/mile323 g/mile
Lowest rated version35 MPG22 MPG
Rated versions25
Rank in class (best combined rating)28th of 11369th of 113
ClassSmall SUVsSmall SUVs
PowertrainHybridHybrid

Better figure in bold; each model's most efficient version.

Fuel economy and cost

Kia Sportage Hybrid42 MPGMercedes-Benz GLC-Class Hybrid27 MPG
Best combined rating.

The two use different fuels (regular gasoline and premium gasoline), so the price per unit differs. Under the file's assumptions the Kia Sportage Hybrid costs about $1,600 a year and the Mercedes-Benz GLC-Class Hybrid about $3,050, a difference of $1,450.

Kia Sportage Hybrid$1,600Mercedes-Benz GLC-Class Hybrid$3,050
Annual fuel cost.

Where each one ranks

Within their class the Kia Sportage Hybrid is tied for 28th of 113 small SUVs, in the top quarter. The Mercedes-Benz GLC-Class Hybrid is tied for 69th of 113 small SUVs, in the lower half.

The Kia Sportage Hybrid has 2 rated versions, from 35 to 42 MPG. The Mercedes-Benz GLC-Class Hybrid has 5, from 22 to 27 MPG. For the most efficient versions, the Kia Sportage Hybrid is rated 3 higher on the highway (44 against 41), while the Mercedes-Benz GLC-Class Hybrid is rated 8 higher on the highway (32 against 24).

The two versions closest in rating are Sportage Hybrid AWD: 1.6 L, 4 cyl hybrid, Automatic (AM-S6), AWD at 35 MPG and GLC300: 2.0 L, 4 cyl hybrid, Automatic 9-spd, RWD at 27, 8 MPG apart.

Ratings by model year

Both models are in the data for 4 model years, 2023 to 2026. The Kia Sportage Hybrid has the higher best rating in 4 of them and the Mercedes-Benz GLC-Class Hybrid in 0. The widest gap, 16 MPG, was in 2025, when the Kia Sportage Hybrid led.

Best combined rating by model year
Model yearKia Sportage HybridMercedes-Benz GLC-Class HybridGap
20264227+15
20254327+16
20244329+14
20234328+15

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